Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (IC50 less than 10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) Cc1cccc(-c2nc(CN3CCCC(C(=O)NC4CCCCC4)C3)c(C)o2)c1
b) CCn1c(=S)sc2c(=O)[nH]c(SCC(=O)Nc3cc(OC)ccc3OC)nc21
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}