Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
(a) CCCCCCCCCCOC(=O)c1ccccc1C(=O)OCCCCCC
(b) N#CSc1ccc(C(=O)O)cc1
(c) COP(=O)(Oc1ccc([N+](=O)[O-])c(C)c1)SC
(d) CNC(=O)ON=C(SC)c1ccc(Cl)cc1
Answer: c
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}