Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) COC(=O)[C@@H](NC(=O)NC1CCCc2ccccc21)C(C)C
b.) COc1ccc2[nH]c(=O)c(CN(C(=O)C3CCCO3)c3ccc(C)cc3)cc2c1
c.) C=C1CCC(N(O)c2cc(C)on2)C(=C)CCC2C1CC2(C)C
d.) CCOn1c(-n2nc(C)cc2C)nc2ccccc2c1=O
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}