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) CCN(CC)c1ccc(N=Nc2nn(C)c(C)c2[N+](=O)[O-])cc1
b) COC(=O)CC1C(=O)NCCN1C(=O)CSc1nnc(Nc2ccc(C)cc2)s1
c) CCOC(=O)C1CCN(C(=O)CCc2c(C)nc3cc(-c4ccccc4)nn3c2C)CC1
d) O=C(NCCO)c1cc2ccccc2cc1O
Answer: a, b, 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}