Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CNC[C@H](CC1CCCCC1)NC(=O)N1CCC[C@@H]([C@@](O)(CCCCOC)c2cccc(Cl)c2)C1
b. OCCn1c2ccccc2c2ccnc(CN(CCCN3CCNCC3)C3CCCc4cccnc43)c21
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-[1-[[3-piperazin-1-ylpropyl(5,6,7,8-tetrahydroquinolin-8-yl)amino]methyl]pyrido[3,4-b]indol-9-yl]ethanol