配伍选择题 (2023年真题)1,4-二氢吡啶类钙通道阻滞药的母核结构是( )
A A.<img border="0" alt="" src="https://tuku.weimei168.com/uploads/upimg/20240322/21442787_0.png"> B
B.<img border="0" alt="" src="https://tuku.weimei168.com/uploads/upimg/20240322/21442787_0_1.png"> C
C.<img border="0" alt="" src="https://tuku.weimei168.com/uploads/upimg/20240322/21442787_0_2.png"> D
D.<img border="0" alt="" src="https://tuku.weimei168.com/uploads/upimg/20240322/21442787_0_3.png"> E
E.<img border="0" alt="" src="https://tuku.weimei168.com/uploads/upimg/20240322/21442787_0_4.png">