Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (IC50 < 10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) CC1CCc2c(sc(/N=C/c3ccco3)c2C(N)=O)C1
b) COc1ccc(/C=C/CN2CCN(CC(C)C)C(CCO)C2)cc1
c) Cc1cc(C)cc(C(=O)NC(CC(N)=O)c2ccc(NC3CCCCCCC3)c([N+](=O)[O-])c2)c1
d) c1coc(CNCCCN2CCOCC2)c1
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}