Task: Please answer the multiple choice question.
Question: Which molecules are 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 other words.
Options:
a: CSc1nsc(SCc2ccc(Cl)cc2)n1
b: O=C(CSc1nnnn1C1CC1)Nc1ccc(S(=O)(=O)N2CCOCC2)cc1
c: CCCOc1ccc(N2C(=O)CC(N3CCN(C(=O)c4ccco4)CC3)C2=O)cc1
d: COCCCNCCCCOc1ccc(Br)cc1C.O=C(O)C(=O)O
Answer: 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}