Task: Please answer the multiple choice question.
Question: Which molecules are not absorbed from the human gastrointestinal system?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: CC[N+](C)(C)c1cccc(O)c1
b: OC[C@H](O)COc1ccc(Cl)cc1
c: Cc1cccc(C)c1NC(=O)NCCCNC(C)C
d: CNCC[C@@H](Oc1ccc(C(F)(F)F)cc1)c1ccccc1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {absorption_HIA_Hou#not &NULL}{absorption_HIA_Hou__names__adjective}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%absorption_HIA_Hou%}
Answer: {%multiple_choice_result}