C3123223313331322121111331333133313231333132212111133131211331323221   >>    C312322331333132212111133133313331323133313221211113313121133132322   <<    C3123223313331322121111331333133313231333132212111133131211331323223   >>      C3123223313331322121111331333133313231333132212111133131211331323222   >>