C1111233133313231133133313331333132313331323113121111331312111111331323231   >>    C111123313331323113313331333133313231333132311312111133131211111133132323   <<    C1111233133313231133133313331333132313331323113121111331312111111331323233   >>      C1111233133313231133133313331333132313331323113121111331312111111331323232   >>