Task: Please answer the multiple choice question.
Question: Which molecules are 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 CCOC(=O)c1c(C)[nH]c(N=Nc2ccc(OC)cc2)c1C
b CCN(CC)N=Nc1ccc(C(=O)[O-])cc1.[K+]
c COc1cc(/C=N/N=C(N)N)ccc1OCc1ccc(Cl)cc1
d CC(C)CN(C(=O)COC(=O)Cc1n[nH]c(=O)c2ccccc12)C1CCS(=O)(=O)C1
Answer: 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}