cGFCGC1=50002000002000002000442003555003555003555300233300233300233340012222001250020000020000020006003555003555003555700233300233300233380012222001290020000020000020001000355500355500355511002333002333002333120012220012220012220012221300233300233300233314001222001222001222150023330023330023330023331600122200170020000020000020001800355500355500355519002333002333002333002333200012220012220012220012222100200000200000200000200022003555003555003555003555230023330023330023330023332400122200122225002000002000002000260035550035550035550035552700233300233300233300233328001222Change tuning (R)