You are an expert in photocatalysis. For the following 3D structure, what is its reduction potential for PC/PC•– conversion measured against SCE? Please answer in a single float number.
93

Br         7.03990       -0.19450        8.64750
Br        10.03380        9.75200        7.24250
Br        10.29790       -0.56320        1.31490
Br         5.50700       -1.13330        1.38080
Br         2.32860        8.27650        4.77560
Br        11.29480        9.59310        3.27130
Br         3.55610       -0.62220        5.78240
Br         5.76880        9.43510        7.75110
N          8.17930        4.72830        6.93450
N          4.95320        3.84330        3.34250
N          9.64920        4.61010        2.31620
N          5.49910        4.34570        6.12360
N         11.34230        4.62000        5.39810
N          6.76370        4.12840        0.32950
C          6.26430        4.11980        3.80060
C          4.51900        2.58820        2.86640
C          2.67260        3.83660        3.41000
C          7.99750        3.73310        7.90910
C          8.36460        4.24120        9.16450
C          7.30150        4.22160        2.85720
C         10.24510        4.68940        5.06130
C          8.70230        5.87030        7.58040
C          7.85310        4.61040        5.57340
C         11.43480        3.95000        1.05650
C          7.59340        2.41500        7.72040
H          7.35060        2.08270        6.86350
C          9.48590        8.06100        7.91670
C          8.87700        4.65120        4.62140
C          7.56260        1.61440        8.84640
C          6.99920        4.15970        1.45400
C          6.53140        4.34650        5.16350
C          9.05490        7.09220        7.02520
H          9.00350        7.25510        6.09090
C          5.65140        6.75010        6.84710
H          6.45500        6.94340        6.37970
C          3.11430        2.56050        2.90820
C          8.79660        5.60580        8.95530
C          8.30710        3.40470       10.28090
H          8.54400        3.73400       11.14060
C          3.81930        4.61160        3.65600
C         10.49760        5.71710        2.17180
C         11.58730        5.35600        1.36420
C          9.57890        7.84920        9.28940
H          9.88020        8.54500        9.86200
C          4.61260        2.00270        5.92510
H          5.33470        1.66260        5.41020
C          9.85220        2.19580        1.72770
H          9.04980        1.92780        2.16150
C          4.55540        3.32580        6.33300
C         12.46140        7.58460        1.63260
H         13.12470        8.23980        1.45700
C          3.76550        5.93240        4.06240
H          4.55080        6.45020        4.19430
C          8.60500        4.50480        3.26340
C          2.49340        6.45400        4.26660
C         10.34830        6.98580        2.72190
H          9.59560        7.21980        3.25240
C          5.27740        1.50580        2.43620
H          6.22690        1.52760        2.42460
C          3.85180        5.20040        7.45550
C          7.90070        2.08290       10.12340
H          7.85210        1.50270       10.87380
C          5.06960        5.49940        6.81240
C          1.32910        5.70600        4.08890
H          0.48030        6.09140        4.26970
C         12.56690        6.32050        1.08540
H         13.29960        6.10520        0.52240
C          9.22640        6.61580        9.81420
H          9.27810        6.46010       10.75060
C          1.42030        4.40030        3.64920
H          0.63270        3.88870        3.50990
C          3.54530        1.20530        6.31830
C         10.25270        3.51390        1.68180
C          3.17420        0.32630        2.04530
H          2.72680       -0.45900        1.75310
C          4.55870        0.38620        2.02120
C          3.23480        6.19830        8.21410
H          2.42320        6.01410        8.67180
C          2.48610        1.67250        7.08590
H          1.77420        1.08830        7.31970
C         11.36420        7.88930        2.45000
C          2.46940        2.98350        7.50740
H          1.75070        3.30600        8.03900
C         10.69150        1.28570        1.10300
C          4.99430        7.71070        7.60580
C         12.20670        3.00730        0.38470
H         12.98490        3.27980       -0.08650
C          2.44390        1.41060        2.49520
H          1.49490        1.37270        2.52210
C         11.84120        1.67950        0.40420
H         12.36590        1.03340       -0.05330
C          3.80320        7.45150        8.29820
H          3.39230        8.13160        8.81900


Answer: -1.33