C312322331333132212111133133313331323133313331333133313331322331313231   >>    C31232233133313221211113313331333132313331333133313331333132233131323   <<    C312322331333132212111133133313331323133313331333133313331322331313233   >>      C312322331333132212111133133313331323133313331333133313331322331313232   >>