[ U1 PATTERN LM324 ] ( minusin_slot4_pin13_b U1-13 ) ( plusin_slot4_pin12_a U1-12 ) ( minusin_slot3_pin_b U1-9 ) ( plusin_slot3_pin10_a U1-10 ) ( minusin_slot2_pin6_b U1-6 ) ( plusin_slot2_pin5_a U1-5 ) ( samenet_output_c U1-14 U1-8 U1-7 U1-1 ) ( minusin_slot1_pin_b U1-2 ) ( plusin_slot1_pin3_a U1-3 )