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 other words.
Options:
a: O=C(Nc1ccc(Br)cc1)N1CCCCCC1
b: COC(=O)c1[nH]c2ccccc2c1NC(=O)CN1CCN(Cc2ccc3c(c2)OCO3)CC1
c: CCOc1ccc(C(CCc2ccccc2)NC(=O)c2ccc(OC)c(OC)c2)cc1OCC
d: COC(=O)Cn1c(=O)c2cc(C(=O)c3cc(F)ccc3O)cnc2n(Cc2ccccc2)c1=O
Answer: a, c, d
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}