C1111233133313231133133313331333132313331323113121111331333131132211313231   >>    C111123313331323113313331333133313231333132311312111133133313113221131323   <<    C1111233133313231133133313331333132313331323113121111331333131132211313233   >>      C1111233133313231133133313331333132313331323113121111331333131132211313232   >>