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 other words.
Options:
a CC1CCCCN1CCCNC(=O)C1CCN(c2nnc(-n3cccc3)s2)CC1
b CC(OC(=O)CSc1ccc([N+](=O)[O-])cc1)C(=O)NC1CC1
c CN1CCc2cc3c(c4c2C1CC41CCC(=NO)CC1)OCO3
d CCOc1cccc(CN2CCCC(C(=O)c3cc(Cl)ccc3OC)C2)c1O
Answer: a, b, c
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}