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 additional words.
Options:
a: O=C(CSc1ccc2c(c1)OCCO2)NCCN1C(=O)CSC1=O
b: CN1C2CCC1/C(=C/c1cccn1C)C(=O)/C2=C\c1cccn1C
c: O=C(COc1ccccc1[N+](=O)[O-])Nc1ccc(Br)cc1
d: COc1cccc(N=C(N)N=C(N)N)c1
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}