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 other words.
Options:
a CCN(CC)CCCNC(=O)c1ccccc1C
b CC1CCCCC12NC(=O)N(CC(=O)Nc1ccc(N3CCOCC3)cc1)C2=O
c COc1ccc2nc(NC(=O)c3ccc(-c4cccc([N+](=O)[O-])c4)o3)sc2c1
d CCCCC(CC)COC(=O)c1ccccc1C(=O)OCC(CC)CCCC
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}