C1111233133313231133133313231333133313331323312111133133313321231   >>    C111123313331323113313331323133313331333132331211113313331332123   <<    C1111233133313231133133313231333133313331323312111133133313321233   >>      C1111233133313231133133313231333133313331323312111133133313321232   >>