Stabilization of Noncondensed (AsIIIS3)3– Anions by Coordinating to [MnII(phen)]2+ Complex Cations: a Mixed-Valent Thioarsenate (III, V) {[Mn(phen)]3(AsVS4)(AsIIIS3)}n·nH2O Showing the Coexistence of Antiferromagnetic Order, Photoluminescence, and Nonlinear Optical Properties | doi.page