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(Nc1cccnc1)Nc1cccc([N+](=O)[O-])c1
[b] Oc1oc(-c2ccccc2)nc1/C=N/c1ccccn1
[c] CCOc1ccccc1CN1CCCC(C(=O)c2ccc(OC)c(OC)c2)C1
[d] CC(=O)Nc1cc(NC(C)=O)cc(C(=O)OCC(=O)Nc2ccc(S(=O)(=O)NC3=NCCCCC3)cc2)c1
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}