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 COc1cccc(-c2noc(C3CCCN(C(=O)c4ccccc4OC)C3)n2)c1
b COc1ccc(S(=O)(=O)N2CCOC23CCN(S(C)(=O)=O)CC3)cc1
c CCCC[C@@H](CNC)NC[C@H](Cc1ccc(O)cc1)NCCc1ccc(OCC)cc1
d O=C(NCc1ccccn1)c1cc2ccccn2n1
Answer: c
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}