C312322331333132212111133133313331323133313331333133313331333133313311232323231   >>    C31232233133313221211113313331333132313331333133313331333133313331331123232323   <<    C312322331333132212111133133313331323133313331333133313331333133313311232323233   >>      C312322331333132212111133133313331323133313331333133313331333133313311232323232   >>