Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) Cc1cccc(N2CCN(C(=O)C3CCC(CNS(=O)(=O)c4cccs4)CC3)CC2)c1C
(b) O=C(O)C(=O)O.OC(COCc1cccs1)CN1CCN(c2cccc(Cl)c2)CC1
(c) CCC(C)(C)n1nnnc1C(c1cccs1)N1CCN(Cc2ccccc2)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}