C312322331333132212111133133313331323133313221211331323131121111   >>    C31232233133313221211113313331333132313331322121133132313112111   <<    C312322331333132212111133133313331323133313221211331323131121113   >>      C312322331333132212111133133313331323133313221211331323131121112   >>