عزل وتشخيص مركب السولاسودين (C??H??O?N) من اوراق نبات Solanum Nigrum L. ودراسة تاثيره مانعا للحمل ومضادا لعصيات التدرن == Isolation and Identification of Solasodine (C??H??O?N) Compound From Leaves of Solanum Nigrum L. Plant and Study Its Effectiveness as Contraceptive and Against Mycobacterium Tuberculesis