Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CC[C@@](O)(C(=O)O)c1cc2n(c(=O)c1CO)Cc1cc3ccccc3nc1-2.[H-].[Na+]
b CC[NH+](CC)CC#CCOC(=O)[C@@](O)(c1ccccc1)C1CCCCC1
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}
4-[(2S)-2-cyclohexyl-2-hydroxy-2-phenylacetyl]oxybut-2-ynyl-diethylazanium