C312322331333132212111133133313331323133313221211113313231311332321   >>    C31232233133313221211113313331333132313331322121111331323131133232   <<    C312322331333132212111133133313331323133313221211113313231311332323   >>      C312322331333132212111133133313331323133313221211113313231311332322   >>