%0 Journal Article %T A novel multicomponent Zr-catalyzed synthesis of functionalized pyrano[3,2-b]pyrrole derivatives %A Saman Damavandi %A Reza Sandaroos %A Zohuri, Gholamhossein %A Saied Ahmadjo %J Research on Chemical Intermediates %@ 0922-6168 %D 2014