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: Cc1cc(OC(=O)C2CC2)c([N+](=O)[O-])c(=O)[nH]1
b: COC(=O)c1ccc(NC(C)C(=O)OC)c([N+](=O)[O-])c1
c: CC1=NN(c2ccccc2)C(=O)/C1=C/c1ccc[nH]1
d: C=CCc1cccc2ccc(=O)oc12
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}