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: CCN(CC)C(=O)c1ccc(NC(=O)COc2ccccc2F)cc1
b: O=C(N/N=C/c1cc([N+](=O)[O-])ccc1O)c1cccc(NC(=O)c2cccc(Cl)c2)c1
c: CCOCCCNC(=O)CCNS(=O)(=O)c1ccc(C)cc1
d: O=C(NCc1ccccc1)c1c[nH]c2cc3c(cc2c1=O)OCCO3
Answer: a, b, 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}