C111113331333132322331333133313331333133313231333132322122311232321   >>    C11111333133313232233133313331333133313331323133313232212231123232   <<    C111113331333132322331333133313331333133313231333132322122311232323   >>      C111113331333132322331333133313331333133313231333132322122311232322   >>