"M21 6.5C19.3 6.5 18 7.8 18 9.5V9.7L16 10.4C15.4 9.2 14.2 8.3 12.8 8.1V5.9C14 5.6 15 4.4 15 3C15 1.3 13.7 0 12 0S9 1.3 9 3C9 4.4 10 5.6 11.2 5.9V8.1C9.9 8.3 8.7 9.2 8 10.4L6 9.7V9.5C6 7.8 4.7 6.5 3 6.5S0 7.8 0 9.5 1.3 12.5 3 12.5C4.1 12.5 5 11.9 5.5 11.1L7.5 11.8C7.3 13.1 7.7 14.5 8.6 15.5L7.2 17.3C6.8 17.1 6.4 17 6 17C4.3 17 3 18.3 3 20S4.3 23 6 23 9 21.7 9 20C9 19.3 8.8 18.7 8.4 18.2L9.8 16.4C11.2 17.2 12.8 17.2 14.2 16.4L15.6 18.2C15.2 18.7 15 19.3 15 20C15 21.7 16.3 23 18 23S21 21.7 21 20 19.7 17 18 17C17.6 17 17.1 17.1 16.8 17.3L15.4 15.5C16.3 14.5 16.7 13.1 16.5 11.8L18.5 11.1C19 11.9 20 12.5 21 12.5C22.7 12.5 24 11.2 24 9.5S22.7 6.5 21 6.5M3 10.5C2.5 10.5 2 10.1 2 9.5S2.5 8.5 3 8.5 4 8.9 4 9.5 3.5 10.5 3 10.5M6 21C5.4 21 5 20.5 5 20S5.4 19 6 19 7 19.5 7 20 6.6 21 6 21M11 3C11 2.5 11.4 2 12 2S13 2.5 13 3 12.6 4 12 4 11 3.5 11 3M12 15C10.6 15 9.5 13.9 9.5 12.5S10.6 10 12 10 14.5 11.1 14.5 12.5 13.4 15 12 15M18 19C18.5 19 19 19.5 19 20S18.5 21 18 21 17 20.5 17 20 17.5 19 18 19M21 10.5C20.5 10.5 20 10.1 20 9.5S20.5 8.5 21 8.5 22 8.9 22 9.5 21.5 10.5 21 10.5Z"