Smith buried a pair of 3-point shots and another basket to spark the Blue Devils to a 16-3 first quarter lead. Teammate Anthony McGill pumped in 2 baskets, and Lamont Pridgen and Nyquan Richardson added a basket each.
Larry Council cracked the scoring ice for Tar Heel with a basket, and Anthony Cowan hit a free throw.
Lancine Soumanoro threw in a trio of baskets for the Panthers in the second quarter, Antonio Candelaria netted a basket, and Cowan cashed in a free throw.
Smith tossed in a pair of baskets, Richardson nailed a 3-point shot and Donnie Ezzell sank a basket to keep the Blue Devil lead at 25-12 at halftime.
Pridgen connected for the only Clarkton basket in the third quarter, but Cowan rallied the Panthers with a trio of baskets, and Soumanoro and Candelaria dropped in a basket each to close the gap to 27-22.
McGill and Samaj Dove drained 3-point shots, and Smith canned a basket and 2 free throws as Clarkton pushed the lead back to 10 points. Richardson delivered a trio of free throws in the final period.
Cowan made a trio of free throws and drilled in a 3-point shot for the Panther in the final quarter, and Soumanoro added a basket.
Richardson finished with 8 points for the winners, and McGill followed with 7 points.
Cowan topped the Tar Heel scoring with 14 points, and Soumanoro finished with 10 points.
CSD (40) – Nyquan Richardson 8, Nazire Smith 16, Lamont Pridgen 4, Anthony McGill 7, Sam Inscoe, Samaj Dove 3, Lee Barnes, Javis Brooks, Joe Lacewell, C. J. Jones, Travail Baldwin, Robert McKoy Donnie Ezzell 2.
TH (30) – Lancine Soumanoro 10, Antonio Candelaria 4, Anthony Cowan 14, Ke Shawn Ballard, Larry Council 2, Gustavo Bravo Verdugo, Gabriel Lara, Todd Richardson, Deyon McDonald, Alex Garza, Saquan Lewis, Serinni Washington, Cory Clanton.