Task: Please answer the multiple choice question.
Question: Which molecules are 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) COc1ccccc1NS(=O)(=O)c1ccc2oc(SCc3ccc(F)cc3)nc2c1
(b) CCC(C)Nc1nc2c(c(=O)n(C)c(=O)n2C)n1Cc1cccc(C)c1
(c) O=C(Nc1cccc(-c2cccc(F)c2)c1)C1CCN(C2CCC2)CC1
(d) CCC(C)c1ccc(O)c(NC(=O)c2cncc(Br)c2)c1
Answer: 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}