Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (IC50 less than 10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) Cl.Oc1cccc(Nc2ncnc3c2oc2ccccc23)c1
b) O=C1c2ccc(Oc3ccc([N+](=O)[O-])cc3)cc2C(=O)N1CCCO
c) COC(=O)CCCC1=CC2=C(c3ccccc3)C(=O)C(C)(OC(=O)C3CCCC3)C(=O)C2=CN1C1CCCC1
d) CCc1c(C)nc2c(-c3ccccc3)c(-c3ccccc3)[nH]n2c1=O
Answer: b
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}