9FN3|1|B|A1IY6|203 A1IY6 9FN3|1|A|A1IY6|204 A1IY6 9FN3|1|A|MG|201 MG ion 9FN3|1|B|MG|201 MG ion 9FN3|1|A|MG|202 MG ion 9FN3|1|B|MG|202 MG ion 9FN3|1|A|MG|203 MG ion