Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) CCn1c(O)c(/C=C2\C=NN=C2c2ccc(C)cc2)sc1=S
b) Cc1sc2nc(CN3CCCC3)nc(N3CCN(S(=O)(=O)c4ccccc4)CC3)c2c1C
c) O=C(CSc1nc(-c2ccccc2)c(-c2ccccc2)o1)NC1CCS(=O)(=O)C1
d) COc1ccccc1CNC(=O)CN1CCC(n2cnc3cc(F)ccc32)CC1
Answer: a, c
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_inhib%}
Answer: {%multiple_choice_result}