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) CCC1=C(c2cc(OC)c(OC)c(OC)c2)C2(CCCC2)C(=O)O1
b) CC(=O)Nc1cc(C(=O)OCC(=O)c2ccccc2)ccc1C
c) CC(C)c1ccc(Nc2ccc(C(=O)O)cc2[N+](=O)[O-])cc1
d) CN(C)/C=N/NC(=O)c1ccccc1
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}