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] Cn1c(Oc2ccc(Cl)cc2)c(C=O)c2ccccc21
[b] CCN(CC)CCn1c(NS(=O)(=O)c2ccc(C)cc2)nc2ccccc21
[c] COc1ccc(C(=O)NNC(=O)CSc2nnc(-c3ccc(O)cc3)n2C)cc1
[d] O=C(Nc1nnc(-c2cccnc2)s1)c1cccs1
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}