Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. CC[NH+](CC)CC#CCOC(=O)C(O)(c1ccccc1)C1CCCCC1
b. NC[C@@H](O)CSP(=O)(O)O
c. CC(C)[C@@H](N)C(=O)N1CC(c2cc(F)ccc2F)=C[C@@H]1c1ccccc1
d. Cc1c(F)c(N2CC[NH2+][C@H](C)C2)cc2c1C(=O)[C@H](C(=O)[O-])C=[N+]2C1CC1
e. C[NH+]1CCc2cc3c(cc2C(=O)Cc2ccc4c(c2C1)OCO4)OCO3
Answer: a, c
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}
(2R)-2-amino-1-[(2R)-4-(2,5-difluorophenyl)-2-phenyl-2,5-dihydropyrrol-1-yl]-3-methylbutan-1-one