C1111233133313231133133313331333132313331323113121111331333113321   >>    C111123313331323113313331333133313231333132311312111133133311332   <<    C1111233133313231133133313331333132313331323113121111331333113323   >>      C1111233133313231133133313331333132313331323113121111331333113322   >>