What is the chemical name of Vitamin D

Statements: M ≤ N > O; P > M; Q < R < P

Conclusions:

I. M < P

II. O < P

Statements: F > C > K; L < G < D; C ≥ H < D > I

Conclusions:

I. L < C

  II. K > I

III. F > H

Statements:  C $ O, O% D, A © D

Conclusions: 

I. A © O 

II. D @ C 

III. C © A

Statements: T @ A % S $ L © J 

Conclusions: 

 I. T % L 

II. T $ L 

III. S # J

Statements: M > N < O, J < K < L, L = P > Q ≥ U = M

Conclusions:

I. L > N

II. Q < J

III. Q > O

Statements:        X @ Y % M % N; M $ P $ Z

Statements: D > C ≥ A ≤ B = F, G ≤ K < L < C

Conclusion:

I. D > G

II. C > G

III. K ≤ B