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, c, or d without using any additional words.
Options:
(a) Cc1cc(C)c(S(=O)(=O)N2CCN=C2c2ccccc2)c(C)c1
(b) CCC(=O)N1CCc2cc(Br)cc(S(=O)(=O)CCC(=O)NCCOC)c21
(c) CC(C)c1nnc(NC(=O)COc2ccccc2[N+](=O)[O-])s1
(d) CC(=O)Nc1nnc(S(N)(=O)=O)s1
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}