C1111233133313231133133313331333133313231323331333132221133132313311   >>    C111123313331323113313331333133313331323132333133313222113313231331   <<    C1111233133313231133133313331333133313231323331333132221133132313313   >>      C1111233133313231133133313331333133313231323331333132221133132313312   >>