C111123313121111121111331333133313331313331323132213331121132321   >>    C11112331312111112111133133313331333131333132313221333112113232   <<    C111123313121111121111331333133313331313331323132213331121132323   >>      C111123313121111121111331333133313331313331323132213331121132322   >>