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) O=C(CCc1nnc(C2(c3ccc(Cl)cc3)CCC2)o1)NCCCn1cccn1
(b) Cc1cc(N2CCCC2=O)ccc1S(=O)(=O)NC1CCCCC1
(c) CC(C)Oc1ccc(C(=O)NCC(=O)O)cc1
Answer: a, b, 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}