Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CCCN[C@@H](C)C(=O)Nc1c(C)csc1C(=O)OC
b. COc1ncccc1C(=O)N1CCC(NCc2cncn2Cc2ccc(C#N)cc2)C1
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}
methyl 4-methyl-3-[[(2S)-2-(propylamino)propanoyl]amino]thiophene-2-carboxylate