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 additional words.
Options:
a) Cc1cc(=O)n2nc(N3CCCC3C(=O)Nc3cccc(Cl)c3C)sc2n1
b) CC(Oc1ccc(Cl)cc1Cl)C(=O)OCC(=O)c1c(N)n(C)c(=O)n(C)c1=O
c) CCn1nnc2c(=O)oc3ccccc3c21
d) CC1(C)CC[C@]2(C(=O)O)CC[C@]3(C)C(=CCC4[C@@]5(C)CC[C@H](O)C(C)(C)C5CC[C@]43C)C2C1
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}