Task: Please answer the multiple choice question.
Question: Which molecules are 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. N#CCCn1c(SCC(=O)N2CCN(S(=O)(=O)c3ccccc3)CC2)nc2ccccc21
b. COc1ccccc1/C=C/C=N/NC(=O)c1cc(-c2ccc(C)o2)[nH]n1
c. CCCCn1c(=O)c(C=Nc2cc([N+](=O)[O-])ccc2OC)c(O)n(CCCCl)c1=O
d. O=C(N/N=C/c1ccco1)c1ccccc1OCc1ccccc1Cl
Answer: 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}