Task: Please answer the multiple choice question.
Question: Which molecules are not a 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: COC(=O)c1ccccc1NC(=S)NC(=O)C1CC1
b: COC(=O)CCCNC(=O)OCc1ccc([N+](=O)[O-])cc1
c: CCn1c(SCC(=O)Nc2nc3ccc(OC)cc3s2)nc2c1c(=O)n(C)c(=O)n2C
d: CCNS(=O)(=O)c1ccc(NC(=O)c2cccnc2)cc1
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}