C312322331333132212111133133313331333133312121111331323213232331   >>    C31232233133313221211113313331333133313331212111133132321323233   <<    C312322331333132212111133133313331333133312121111331323213232333   >>      C312322331333132212111133133313331333133312121111331323213232332   >>