13C APT ­ Attached proton test - 1 13C APT ­ Attached proton test - 2 Cq 149.36 13C APT ­ Attached proton test - 3 13C APT ­ Attached proton test - 4 Cq 149.17 Cq 117.97 CH2 39.13 13C APT ­ Attached proton test - 5 Cq 118.9 CH 139.71 C11 44.18 Cq 149.41