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, d, or e without using any other words.
Options:
a: O=C(COc1ccccc1)NC1CCSC1=O
b: CCOC(=O)c1[nH]c2ccccc2c1NC(C)=O
c: Cc1cc(C)c2oc(-c3cccc(NC(=O)c4ccc(F)cc4)c3)nc2c1
d: COc1ccc(Br)cc1CN(C)CC(=O)Nc1cc(Cl)ccc1Cl
e: CCOC(=O)c1[nH]c2ccccc2c1NC(=O)c1ccc(Br)o1
Answer: a
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}