C22213331333133313112331323133313331333133313331333132313113313232321   >>    C2221333133313331311233132313331333133313331333133313231311331323232   <<    C22213331333133313112331323133313331333133313331333132313113313232323   >>      C22213331333133313112331323133313331333133313331333132313113313232322   >>