Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: COC(=O)N(NC(=O)c1c(CN2CCN(S(=O)(=O)c3ccccc3)CC2)c(-c2ccccc2)nc2ccccc12)c1ccccc1
b: CNC(=O)c1ccccc1Nc1nc(Nc2ccc3c(c2OC)CCC[C@@H](N2CCN(CCO)CC2)C3)ncc1Cl
Answer: 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}
2-[[5-chloro-2-[[(6R)-6-[4-(2-hydroxyethyl)piperazin-1-yl]-1-methoxy-6,7,8,9-tetrahydro-5H-benzo[7]annulen-2-yl]amino]pyrimidin-4-yl]amino]-N-methylbenzamide