C1111233133313231133133313331333133313231121333133313331322132223311   >>    C111123313331323113313331333133313331323112133313331333132213222331   <<    C1111233133313231133133313331333133313231121333133313331322132223313   >>      C1111233133313231133133313331333133313231121333133313331322132223312   >>