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(Nc1ccc(OC(=O)c2ccncc2)cc1)c1ccncc1
[b] COCC(C)NC(=O)c1cc2cccc([N+](=O)[O-])c2[nH]1
[c] CCOc1ccc(CN2CCN(Cc3[nH]c4ccccc4c3C)CC2CCO)cc1
[d] Cc1c(C(=O)NCc2ccccn2)oc2ccccc12
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}