Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) COc1cc(COCC(O)CN2CCCCC2C)cc(OC)c1OC.Cl
b) Cc1cc(SCC(=O)N2CCN(C(=O)c3ccco3)CC2)c(C)cc1Br
c) COc1cc(CCC(=O)OCC(=O)Nc2ccc(F)c(F)c2F)cc(OC)c1OC
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}