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 other words.
Options:
a) CCC(=O)N1CCc2cc(Br)cc(S(=O)(=O)CCC(=O)NCCc3ccccc3)c21
b) O=C(O)CC(NC(=O)C1CCCCC1)c1ccc(OC2CCCC2)cc1
c) CCOc1ccc(OCC(=O)Nc2ccc(OC)cc2)cc1
d) Cc1nc(Nc2nc3ccccc3o2)nc2c1CCC2
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}