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] CCC(C(=O)NCc1ccco1)N(C(=O)CNS(=O)(=O)c1ccccc1)c1ccccc1C
[b] CCC(C(=O)Nc1cnccn1)c1ccccc1
[c] O=C(Cn1cnc2cc([N+](=O)[O-])ccc2c1=O)Nc1ccc(Br)cc1
[d] CCCNC(=O)c1ccc(S(=O)(=O)c2ccc(OC)cc2)c([N+](=O)[O-])c1
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}