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, or c without using any other words.
Options:
a) c1ccc2oc(-c3[nH]ncc3CN3CCC(N4CCSCC4)CC3)cc2c1
b) O=C1Nc2ccccc2Oc2cc([N+](=O)[O-])cc(Oc3ccccc3)c21
c) O=C(NN1C(=O)c2ccccc2NC1c1ccccn1)c1ccc([N+](=O)[O-])cc1
Answer: b, c
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}