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(C(=O)CCC(=O)Nc2ncccc2C)c(C)s1
b. CCOC(=O)n1c(=O)n(Cc2c(Cl)cccc2Cl)c2ccccc21
c. COc1ccc(-n2nc(C(=O)N3CCC(C#N)CC3)c3c4ccccc4n(C)c3c2=O)cc1
d. OCC1CCCN1C(=S)Nc1ccccc1
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}