Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CN(CCCC(=O)O)C(=N)c1ccc(C(=O)Nc2ccc(Cl)cc2C(=O)Nc2ccc(Cl)cn2)cc1
b: COc1cc2c(cc1Nc1ncc(Cl)c(Nc3ccc(N4CCOCC4)cc3OC)n1)CCN(CC(=O)N(C)C)CC2
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
4-[[4-[[4-chloro-2-[(5-chloropyridin-2-yl)carbamoyl]phenyl]carbamoyl]benzenecarboximidoyl]-methylamino]butanoic acid